FIELD: agriculture. SUBSTANCE: dryer has horizontal chutes with perforated bottom, fan, system of sucking and delivery air ducts, connected with fan and chutes respectively, heater of drying agent, and by-pass air duct for partial returning of exhaust drying agent to the dryer. Chutes 2 are mounted on horizontal frame 1 with cells for their sealable mounting. Metallic box 3 is tightly secured to frame 1 from the bottom. The box is mounted in the furnace chimney. Glass cover 6 is pivotally connected to each chute from the top. Bottom vertical baffles 7 define two chutes inside the box. The top vertical baffles defines chute between two covers with shifting by one chute with respect to the baffles inside the box so that the end chute is connected with the delivery air duct of the fan. The delivery air duct is connected with the sucking air duct of the fan. All of the chutes are interconnected in series. The perforation holes in the chutes are arc-like slots. EFFECT: enhanced efficiency. 5 dwg
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